128294280

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:290

約数の個数: 192

約数和(自身を含む): 441080640

約数和(自身を除く): 312786360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 67, 72, 81, 90, 108, 120, 134, 135, 162, 180, 197, 201, 216, 243, 268, 270, 324, 335, 360, 394, 402, 405, 486, 536, 540, 591, 603, 648, 670, 788, 804, 810, 972, 985, 1005, 1080, 1182, 1206, 1215, 1340, 1576, 1608, 1620, 1773, 1809, 1944, 1970, 2010, 2364, 2412, 2430, 2680, 2955, 3015, 3240, 3546, 3618, 3940, 4020, 4728, 4824, 4860, 5319, 5427, 5910, 6030, 7092, 7236, 7880, 8040, 8865, 9045, 9720, 10638, 10854, 11820, 12060, 13199, 14184, 14472, 15957, 16281, 17730, 18090, 21276, 21708, 23640, 24120, 26398, 26595, 27135, 31914, 32562, 35460, 36180, 39597, 42552, 43416, 47871, 52796, 53190, 54270, 63828, 65124, 65995, 70920, 72360, 79194, 79785, 81405, 95742, 105592, 106380, 108540, 118791, 127656, 130248, 131990, 158388, 159570, 162810, 191484, 197985, 212760, 217080, 237582, 239355, 263980, 316776, 319140, 325620, 356373, 382968, 395970, 475164, 478710, 527960, 593955, 638280, 651240, 712746, 791940, 950328, 957420, 1069119, 1187910, 1425492, 1583880, 1781865, 1914840, 2138238, 2375820, 2850984, 3207357, 3563730, 4276476, 4751640, 5345595, 6414714, 7127460, 8552952, 10691190, 12829428, 14254920, 16036785, 21382380, 25658856, 32073570, 42764760, 64147140, 128294280]

約数ペア:

[(1, 128294280), (2, 64147140), (3, 42764760), (4, 32073570), (5, 25658856), (6, 21382380), (8, 16036785), (9, 14254920), (10, 12829428), (12, 10691190), (15, 8552952), (18, 7127460), (20, 6414714), (24, 5345595), (27, 4751640), (30, 4276476), (36, 3563730), (40, 3207357), (45, 2850984), (54, 2375820), (60, 2138238), (67, 1914840), (72, 1781865), (81, 1583880), (90, 1425492), (108, 1187910), (120, 1069119), (134, 957420), (135, 950328), (162, 791940), (180, 712746), (197, 651240), (201, 638280), (216, 593955), (243, 527960), (268, 478710), (270, 475164), (324, 395970), (335, 382968), (360, 356373), (394, 325620), (402, 319140), (405, 316776), (486, 263980), (536, 239355), (540, 237582), (591, 217080), (603, 212760), (648, 197985), (670, 191484), (788, 162810), (804, 159570), (810, 158388), (972, 131990), (985, 130248), (1005, 127656), (1080, 118791), (1182, 108540), (1206, 106380), (1215, 105592), (1340, 95742), (1576, 81405), (1608, 79785), (1620, 79194), (1773, 72360), (1809, 70920), (1944, 65995), (1970, 65124), (2010, 63828), (2364, 54270), (2412, 53190), (2430, 52796), (2680, 47871), (2955, 43416), (3015, 42552), (3240, 39597), (3546, 36180), (3618, 35460), (3940, 32562), (4020, 31914), (4728, 27135), (4824, 26595), (4860, 26398), (5319, 24120), (5427, 23640), (5910, 21708), (6030, 21276), (7092, 18090), (7236, 17730), (7880, 16281), (8040, 15957), (8865, 14472), (9045, 14184), (9720, 13199), (10638, 12060), (10854, 11820)]